Blogs and social networking platforms encourage seamless, cost free association the most efficient form of organization imaginable.

The best imaginable deal between the US and Mexico, or the best imaginable US immigration reform, will not eliminate the flow of undocumented migrants from Mexico and South America overnight. Mexico has to assume responsibility for regulating this traffic, which means more than sealing off its southern border.

It's a fantastic prospect that this object of great mathematical beauty could describe the truth of particle interactions at the smallest scales imaginable.

Strong demand growth in Japan and Europe that produces a higher level of American exports would be the most powerful pro trade liberalization force imaginable.

The calculation assumes that over 100 years, politicians everywhere in the world will consistently enact the most efficient, effective laws imaginable to reduce carbon emissions.

The scale of events being simulated by computer simulations has far exceeded anything possible (or perhaps even imaginable) using traditional paper and pencil mathematical modeling.

So far, however, the NDP has missed every opportunity imaginable to gain popular support by proposing a reform program designed to bring real increases in public participation.

These young people should never have been detained in the first place there is no imaginable reason why expression of this type ought to result in prosecution.

A defender of suppression of Nazi ideas might argue that have already been tried, and have failed in the most horrendous manner imaginable to produce a better society.

A message of love from Israelis to Iranians sounds stranger than fiction in these tense years where Iranian and Israeli governments threaten each other with any imaginable words.

Something is very wrong with this picture. Lebanon s government has a plan that requires no new schools or infrastructure, making it one of the most cost effective solutions to a refugee crisis imaginable.

In particular, hot capital inflows make it difficult for financially open economies like Brazil to maintain a competitive currency, depriving them of what is in effect the most potent form of industrial policy imaginable.

Rebuilding a country devastated by war, riven by internal divisions, and plagued by foreign intervention in a part of the world as volatile as the Middle East is one of the most daunting tasks imaginable.

Just when we know we need to be learning to live on the surface of our planet, off the power of sun, wind and waves, we are frantically digging to get at the dirtiest, highest emitting stuff imaginable.

And I got about two thirds of the way through, and there was a chart on the right hand side on the right hand page that we've labeled here The Most Terrifying Chart Imaginable for a New Parent.

As in the case of the Madrid train bombings and the sarin gas attacks on the Tokyo subway network, innocent lives were taken by the targeting of mass transit systems for terror attacks, which is surely the most reprehensible act imaginable.

The threat posed by the potential reactor meltdowns at the Fukushima nuclear power plant is perhaps the starkest demonstration imaginable that we live in an interdependent world, one in which governments must collaborate in novel ways to ensure our health and safety.

Entering Europe around 35,000 years ago, and finally, a small group migrating up through the worst weather imaginable, Siberia, inside the Arctic Circle, during the last ice age temperature was at 70, 80, even 100, perhaps migrating into the Americas, ultimately reaching that final frontier.